NO880672L - Hydraulisk ventil. - Google Patents
Hydraulisk ventil.Info
- Publication number
- NO880672L NO880672L NO880672A NO880672A NO880672L NO 880672 L NO880672 L NO 880672L NO 880672 A NO880672 A NO 880672A NO 880672 A NO880672 A NO 880672A NO 880672 L NO880672 L NO 880672L
- Authority
- NO
- Norway
- Prior art keywords
- hydraulic valve
- hydraulic
- valve
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0401—Valve members; Fluid interconnections therefor
- F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86614—Electric
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86622—Motor-operated
- Y10T137/8663—Fluid motor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
- Valve Device For Special Equipments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8703800A GB2201227B (en) | 1987-02-18 | 1987-02-18 | Hydraulic valve |
Publications (4)
Publication Number | Publication Date |
---|---|
NO880672D0 NO880672D0 (no) | 1988-02-16 |
NO880672L true NO880672L (no) | 1988-08-19 |
NO173148B NO173148B (no) | 1993-07-26 |
NO173148C NO173148C (no) | 1993-11-03 |
Family
ID=10612528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO880672A NO173148C (no) | 1987-02-18 | 1988-02-16 | Hydraulisk ventil |
Country Status (4)
Country | Link |
---|---|
US (1) | US4848404A (no) |
BR (1) | BR8800648A (no) |
GB (1) | GB2201227B (no) |
NO (1) | NO173148C (no) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5305782A (en) * | 1993-01-22 | 1994-04-26 | Diesel Equipment Limited | Pneumatic control valve system |
US5409040A (en) * | 1993-08-09 | 1995-04-25 | Koomey Companies International, Inc. | Springless pilot operated sequence valve |
US5546988A (en) * | 1994-09-23 | 1996-08-20 | Alliedsignal Inc. | Servo multiplexing system |
US5934322A (en) * | 1998-06-09 | 1999-08-10 | General Motors Corporation | Transmission shift valves with latching control |
GB9826322D0 (en) * | 1998-12-02 | 1999-01-20 | Mandeville Eng Ltd | Directional control valves |
US6167909B1 (en) | 1999-09-28 | 2001-01-02 | Tactair Fluid Controls, Inc. | Corrosion and contaminant resistant slide valve |
US6497251B1 (en) * | 2001-08-06 | 2002-12-24 | Gilmore Valve Co., Ltd. | Hydraulic latching spool valve |
GB2378744A (en) * | 2001-08-13 | 2003-02-19 | Abb Offshore Systems Ltd | Control valves |
US6474362B1 (en) * | 2001-09-20 | 2002-11-05 | Gilmore Valve Co., Ltd. | Latching hydroseal valve |
US6983922B2 (en) * | 2004-04-12 | 2006-01-10 | Watson Richard R | Piloted directional control valve |
US20060096645A1 (en) * | 2004-11-09 | 2006-05-11 | Morten Halvorsen | System for direct electrically operated hydraulic control valve |
US10088057B2 (en) | 2014-11-10 | 2018-10-02 | Hamilton Sundstrand Corporation | Under vane valve piston structure |
GB2548562A (en) * | 2016-03-18 | 2017-09-27 | Imtex Controls Ltd | Testing of safety devices |
GB2571296A (en) * | 2018-02-22 | 2019-08-28 | Aker Solutions Ltd | Directional control valve |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB690038A (en) * | 1950-01-14 | 1953-04-08 | Geo H Hughes Ltd | Improvements relating to pneumatically operated valve mechanisms |
BE516162A (no) * | 1951-12-11 | |||
US3139908A (en) * | 1961-11-20 | 1964-07-07 | Hough Co Frank | Valve for hydraulically operated clutches |
US3680577A (en) * | 1970-11-30 | 1972-08-01 | Numatics Inc | Closed center valve |
GB1500713A (en) * | 1974-04-10 | 1978-02-08 | Gullick Dobson Ltd | Control means for mine roof supports |
US3980336A (en) * | 1974-06-26 | 1976-09-14 | Ross Operating Valve Company | Safety valve for tailgates or the like |
US4046165A (en) * | 1975-06-04 | 1977-09-06 | Ibec Industries, Inc. | Valve-positioning apparatus |
US4041983A (en) * | 1975-07-09 | 1977-08-16 | Caterpillar Tractor Co. | Pressure controlled swing valve with safety feature |
US4172582A (en) * | 1977-04-21 | 1979-10-30 | Rexnord Inc. | Reverse differential holding valve |
US4467833A (en) * | 1977-10-11 | 1984-08-28 | Nl Industries, Inc. | Control valve and electrical and hydraulic control system |
US4526202A (en) * | 1983-05-04 | 1985-07-02 | Chorkey William J | Valve with straight through flow |
US4649957A (en) * | 1986-01-27 | 1987-03-17 | The Aro Corporation | Fluid assisted spring return for pilot operated, spool valve |
-
1987
- 1987-02-18 GB GB8703800A patent/GB2201227B/en not_active Expired - Lifetime
-
1988
- 1988-01-27 US US07/149,016 patent/US4848404A/en not_active Expired - Lifetime
- 1988-02-11 BR BR8800648A patent/BR8800648A/pt unknown
- 1988-02-16 NO NO880672A patent/NO173148C/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO173148B (no) | 1993-07-26 |
BR8800648A (pt) | 1988-09-27 |
GB8703800D0 (en) | 1987-03-25 |
GB2201227A (en) | 1988-08-24 |
NO173148C (no) | 1993-11-03 |
GB2201227B (en) | 1991-05-22 |
NO880672D0 (no) | 1988-02-16 |
US4848404A (en) | 1989-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK1K | Patent expired |